Lee Fixel, founder of the New York-based venture firm Addition, invests $1M–$50M per deal at Seed, Series. See portfolio, sector focus and contact routes.
Lee Fixel, founder of the New York-based venture firm Addition, invests $1M–$50M per deal at Seed, Series A, and Series B stages across sectors including AI, developer tools, fintech, e-commerce, and enterprise SaaS [1][13]. His notable portfolio includes early bets on Stripe, Peloton, Spotify, Coinbase, and Flipkart (which sold to Walmart for $3.8B), as well as recent AI infrastructure investments like Anthropic, Hugging Face, Snorkel AI, and Render [1][4][7][12]. Fixel’s distinctive thesis emphasizes high-conviction, concentrated positions in exceptional technology companies backed by deep research, with a historic focus on opening global capital to Indian tech startups like Flipkart and Freshworks [12][14].
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